function chkdiv(divid){
	var chkid=document.getElementById(divid);
	if(chkid != null){return true; }
	else {return false; }	
}
if (chkdiv('fy')){
	document.getElementById('fy').innerHTML='上一篇：<a href="/News/2010-3/19952">河南省长葛三高高考化学二轮专题训练 </a>  下一篇：<a href="/News/2010-3/19954">山东省日照实验高中高考数学复习周测 </a> ';
}